var dataType=1;
var tlang='en';

if (navigator.userAgent.indexOf("Safari") > 0)
{
  isSafari = true;
  isMoz = false;
  isIE = false;
}
else if (navigator.product == "Gecko")
{
  isSafari = false;
  isMoz = true;
  isIE = false;
}
else
{
  isSafari = false;
  isMoz = false;
  isIE = true;
}

/* Functions to handle browser incompatibilites */
function eventElement(event)
{
  if(isMoz)
  {
    return event.currentTarget;
  }
  else
  {
    return event.srcElement;
  }
}

function addKeyListener(element, listener)
{
  if (isSafari)
    element.addEventListener("keyup",listener,false);
  else if (isMoz)
    element.addEventListener("onkeyup",listener,false);
  else
    element.attachEvent("onkeyup",listener);
}

function addListener(element, type, listener)
{
  if(element.addEventListener)
  {
    element.addEventListener(type, listener, false);
  }
  else
  {
    element.attachEvent('on' + type, listener);
  }
}

function removeListener(element, type, listener)
{
  if(element.removeEventListener)
  {
    element.removeEventListener(type, listener, false);
  }
  else
  {
    element.detachEvent('on' + type, listener);
  }
}

function AutocompleteRequest(s){
    if (window.XMLHttpRequest) {
        var xmlhttp = new XMLHttpRequest();
    }else{

     var xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
	}
//	alert(tlang);
     xmlhttp.Open("GET", "http://"+document.location.host+"/frame.php?pp=autocomplete&tlang="+tlang+"&dt="+dataType+"&s="+s, false);
     xmlhttp.Send("autocomplete");
     return xmlhttp.responseXML;
}

function GetAnswerRequest(s){
    if (window.XMLHttpRequest) {
        var xmlhttp = new XMLHttpRequest();
    }else{

     var xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
	}
//	alert(tlang);
     xmlhttp.Open("GET", "http://"+document.location.host+"/frame.php?pp=getansw&tlang="+tlang+"&s="+s, false);
     xmlhttp.Send("autocomplete");
     return xmlhttp.responseXML;
}

function get_text(){
    if (window.XMLHttpRequest) {
        var xmlhttp = new XMLHttpRequest();
    }else{

     var xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
	}
	s=document.getElementById('selector_input').value;
     xmlhttp.Open("GET", "http://"+document.location.host+"/frame.php?pp=gettext&dt=1&key="+s, false);
     xmlhttp.Send("gettext");
     var xml=xmlhttp.responseXML;

        var body = xml.getElementsByTagName("body");
        if(body.length>0)
        {
          var nodes = body[0].childNodes;
          for(var i=0;i<nodes.length;i++)
          {
	        var subnodes = nodes[i].childNodes;
	        for(var k=0;k<subnodes.length;k++)
	        {
			if(nodes[i].nodeName=='descr'){
				document.getElementById('tadescr').value=subnodes[k].nodeValue;
			}

			if(nodes[i].nodeName=='removal'){
				document.getElementById('taremove').value=subnodes[k].nodeValue;
			}
		}
          }
        }
	
}

var ptxt='';

function autocomplete_do(eid){
	var ie=document.getElementById(eid);
	var pe=ie.nextSibling;
	pe=pe.nextSibling;

	if(ie.value==ptxt && ptxt!=''){
		pe.style.visibility='visible';
		return;
	}

	ptxt=ie.value;

	var o=document.getElementById(eid+"_dt");
	if(o){
		dataType=o.innerText;
	}

	var xml=AutocompleteRequest(ie.value);

        var body = xml.getElementsByTagName("body");

	pe.innerHTML='';
	var p=ie;
	var x=0,y=0;
	do{
		x+=p.offsetLeft;
		y+=p.offsetTop;
	}while(p=p.offsetParent);

	pe.style.top=ie.offsetHeight+y;
	pe.style.left=x;
//	pe.style.width=200;

        if(body.length>0)
        {
          var nodes = body[0].childNodes
          for(var i=0;i<nodes.length;i++)
          {
		if(nodes[i].nodeName!='item') continue;
	        var subnodes = nodes[i].childNodes
	        for(var k=0;k<subnodes.length;k++)
	        {
			var el=document.createElement("option");
			el.innerText=subnodes[k].nodeValue;
			pe.appendChild(el);
		}
          }
        }

	pe.style.visibility='visible';
}

var tmr=0;
function autocomplete(e){
	var el=eventElement(e);
	if(event.keyCode==40){
		var se=el.nextSibling;
		se=se.nextSibling;
		if(se.style.visibility=='visible'){
			se.focus();
		}
	}else{
		clearTimeout(tmr);
		clearTimeout(htmr);
		tmr=setTimeout('autocomplete_do("'+el.id+'")',500);
	}
}

function selectItem(el,ie){
	if(el.selectedIndex>=0){
		ie.value=el.options[el.selectedIndex].innerText;
	}
}

function completeItem(e){
	var el=eventElement(e);
	var ie=el.previousSibling;
	ie=ie.previousSibling;

	selectItem(el,ie);
	el.style.visibility='hidden';
	ie.focus();
}

function selKeydown(e){
	var el=eventElement(e);
	var ie=el.previousSibling;
	ie=ie.previousSibling;

	clearTimeout(htmr);

	if(event.keyCode==38){
		if(el.selectedIndex==0){
			ie.focus();
		}
	}
	if(event.keyCode==13){
		completeItem(e);
	}else{
		selectItem(el,ie);
	}
}

var htmr=0;
function hideSelector(e){
	var el=eventElement(e);
	clearTimeout(tmr);
	htmr=setTimeout('dohide("'+el.id+'")',1500);
}

function hideSelector2(e){
	var el=eventElement(e);
	var ie=el.nextSibling;
	ie=ie.nextSibling;
	clearTimeout(tmr);
	htmr=setTimeout('dohide("'+ie.id+'")',1500);
}

function dohide(id){
	var el=document.getElementById(id);
	el.style.visibility='hidden';
}

function autocompleteElement(name,fname,defvle,width,size){
	var e=document.getElementById(name);

	var c=document.createElement("input");
	c.style.width=width;
	c.id=name+'_input';
	c.type='text';
	c.value=defvle;
	c.name=fname;
	c.style.left=0;

	addKeyListener(c,autocomplete);

	var s=document.createElement("select");
	s.style.width=width;
	s.size=size;
	s.style.height='auto';
	s.id=name+'_select';
	s.style.position='absolute';
	s.style.visibility='hidden';


	var b=document.createElement("p");
//	b.innerHTML="<br>";
//	b.style.display='none';

	e.appendChild(c);
	e.appendChild(b);
	e.appendChild(s);

	s.style.left=0;
	c.style.left=0;

	addKeyListener(s,selKeydown);
	addListener(s, 'dblclick', completeItem);
	addListener(s, 'blur', hideSelector);
	addListener(c, 'blur', hideSelector2);

}

function autocompleteArea(name,fname,defvle,th,tw,width,size){
	var e=document.getElementById(name);

	var c=document.createElement("textarea");
	c.style.width=width;
	c.rows=th;c.cols=tw;
	c.id=name+'_input';
	c.value=defvle;
	c.name=fname;

	addKeyListener(c,autocomplete);

	var s=document.createElement("select");
	s.style.width=width;
	s.size=size;
	s.style.height='auto';
	s.id=name+'_select';
	s.style.position='absolute';
	s.style.visibility='hidden';

	var b=document.createElement("p");
//	b.innerHTML="<br>";
//	b.style.display='none';

	e.appendChild(c);
	e.appendChild(b);
	e.appendChild(s);

	addKeyListener(s,selKeydown);
	addListener(s, 'dblclick', completeItem);
	addListener(s, 'blur', hideSelector);
	addListener(c, 'blur', hideSelector2);

}